package com.sky.controller.user;

import com.sky.constant.StatusConstant;
import com.sky.entity.Dish;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.annotation.Resource;
import java.util.List;

@RestController("userDishController")
@RequestMapping("/user/dish")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService;
    //@Resource(name = "redisTemplate")
    //private RedisTemplate redisTemplate;
    
    /**
     * 根据分类id查询菜品
     *
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @Cacheable(cacheNames = "dishCache", key = "#categoryId")
    public Result<List<DishVO>> list(Long categoryId) {
        //先查询redis中的缓存
        //        String key = "dish_"+categoryId;
        //        List<DishVO> list = (List<DishVO>) redisTemplate.opsForValue().get(key);
        //        //查到了直接返回
//        if(list != null && !list.isEmpty()){
//            return Result.success(list);
//        }
        //没有查到就查mysql，再放缓存里面
        Dish dish = new Dish();
        dish.setCategoryId(categoryId);
        dish.setStatus(StatusConstant.ENABLE);//查询起售中的菜品
        
        List<DishVO> list = dishService.listWithFlavor(dish);
        //redisTemplate.opsForValue().set(key,list);
        
        return Result.success(list);
    }
    
}
